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ABOUT THE DEVELOPMENT BOARD
JTAG Breakout Header, P20
22 Connect Wi-Wave Hardware Reference, Rev A 2/2008
cable to the development board. However, Digi recommends using the
supplied AC wall adapter.
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JTAG Breakout Header, P20
JTAG breakout
header signal map
The development board provides a 20-pin JTAG header, P20. The pins are allocated
as shown:
Pin Type Signal Pin Type Signal
1 Monitor pt +3.3V 2 Monitor pt +3.3V
3n/aNo connect 4Monitor ptGND
5 In JTAG TDI 6 Monitor pt GND
7 In JTAG TMS 8 Monitor pt GND
9 In JTAG TCK 10 Monitor pt GND
11 n/a No connect 12 Monitor pt GND
13 Out JTAG TDO 14 Monitor pt GND
15 In RST# TRIGGER 16 Monitor pt GND
17 n/a No connect 18 Monitor pt GND
19 n/a No connect 20 Monitor pt GND